package com.accompany.controller;

import com.accompany.common.Result;
import com.accompany.entity.ChatSession;
import com.accompany.service.ChatSessionService;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.Parameter;
import io.swagger.v3.oas.annotations.responses.ApiResponse;
import io.swagger.v3.oas.annotations.responses.ApiResponses;
import io.swagger.v3.oas.annotations.tags.Tag;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

/**
 * <p>
 * 聊天会话表 前端控制器
 * </p>
 *
 * @author DC
 * @since 2024-12-26
 */
@RestController
@RequestMapping("/chat-session")
@Tag(name = "ChatSessionController", description = "聊天会话管理")
public class ChatSessionController {

    @Autowired
    private ChatSessionService chatSessionService;

    /**
     * 创建聊天会话
     *
     * @param chatSession 聊天会话信息
     * @return Result对象，包含操作结果
     */
    @PostMapping("/create")
    @Operation(summary = "创建聊天会话", description = "创建一个新的聊天会话")
    @ApiResponses(value = {
            @ApiResponse(responseCode = "200", description = "聊天会话创建成功"),
            @ApiResponse(responseCode = "400", description = "请求参数不正确")
    })
    public Result<?> createChatSession(@RequestBody ChatSession chatSession) {
        chatSessionService.createChatSession(chatSession);
        return Result.success();
    }

    /**
     * 删除聊天会话
     *
     * @param id 聊天会话ID
     * @return Result对象，包含操作结果
     */
    @DeleteMapping("/delete/{id}")
    @Operation(summary = "删除聊天会话", description = "根据聊天会话ID删除聊天会话")
    @ApiResponses(value = {
            @ApiResponse(responseCode = "200", description = "聊天会话删除成功"),
            @ApiResponse(responseCode = "404", description = "聊天会话不存在")
    })
    public Result<?> deleteChatSession(@PathVariable Long id) {
        chatSessionService.deleteChatSession(id);
        return Result.success("删除成功");
    }

    /**
     * 更新聊天会话信息
     *
     * @param chatSession 聊天会话信息
     * @return Result对象，包含操作结果
     */
    @PutMapping("/update")
    @Operation(summary = "更新聊天会话信息", description = "根据聊天会话ID更新聊天会话信息")
    @ApiResponses(value = {
            @ApiResponse(responseCode = "200", description = "聊天会话信息更新成功"),
            @ApiResponse(responseCode = "404", description = "聊天会话不存在")
    })
    public Result<?> updateChatSession(@RequestBody ChatSession chatSession) {
        chatSessionService.updateChatSession(chatSession);
        return Result.success("更新成功");
    }

    /**
     * 获取单个聊天会话信息
     *
     * @param id 聊天会话ID
     * @return Result对象，包含聊天会话信息
     */
    @GetMapping("/{id}")
    @Operation(summary = "获取单个聊天会话信息", description = "根据聊天会话ID获取聊天会话信息")
    @ApiResponses(value = {
            @ApiResponse(responseCode = "200", description = "获取成功"),
            @ApiResponse(responseCode = "404", description = "聊天会话不存在")
    })
    public Result<ChatSession> getChatSessionById(@PathVariable Long id) {
        ChatSession chatSession = chatSessionService.getChatSessionById(id);
        return Result.success(chatSession);
    }

    /**
     * 获取所有聊天会话列表
     *
     * @return Result对象，包含聊天会话列表
     */
    @GetMapping
    @Operation(summary = "获取所有聊天会话列表", description = "获取所有聊天会话的列表")
    @ApiResponses(value = {
            @ApiResponse(responseCode = "200", description = "获取成功"),
            @ApiResponse(responseCode = "500", description = "服务器内部错误")
    })
    public Result<List<ChatSession>> getAllChatSessions() {
        List<ChatSession> chatSessions = chatSessionService.getAllChatSessions();
        return Result.success(chatSessions);
    }

    /**
     * 分页查询聊天会话列表
     *
     * @param page  页码
     * @param size  每页大小
     * @return Result对象，包含分页后的聊天会话列表
     */
    @GetMapping("/page")
    @Operation(summary = "分页查询聊天会话列表", description = "根据页码和每页大小分页查询聊天会话列表")
    @ApiResponses(value = {
            @ApiResponse(responseCode = "200", description = "分页查询成功"),
            @ApiResponse(responseCode = "500", description = "服务器内部错误")
    })
    public Result<Page<ChatSession>> getPaginatedChatSessions(
            @Parameter(description = "页码", required = true) @RequestParam(name = "page", defaultValue = "1") Integer page,
            @Parameter(description = "每页大小", required = true) @RequestParam(name = "size", defaultValue = "10") Integer size) {
        Page<ChatSession> pageResult = chatSessionService.getPaginatedChatSessions(page, size);
        return Result.success(pageResult);
    }
}